Origin
Linares, Jaén, Andalusia, Spain
Brazil, Kenya, Madagascar, Southern and central Africa
Color
Blue
Brown, Black
Streak
Blue
White
For which Rashi?
-
Capricorn, Sagittarius
Planet
-
Saturn
Element of Planets
-
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Nerthus
Not to wear with
-
-
Powers
-
Protection
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
5.352.65
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal, ConchoidalWalter Schumann
Cleavage
Perfect on {100}, imperfect on {001}
{0110} Indistinct
Mohs Hardness
2.57
2
10
👆🏻
Chemical Composition
PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
SiO2
Luster
Sub-Adamantine, Vitreous
Vitreous
Pleochroism
X = pale blue; Y = blue; Z = Prussian blue
None
Dispersion
0.050.01
0.005
1
👆🏻
Transparency
Transparent
Transparent, Translucent, Transparent to translucent
Refractive Index
1.809-1.8591.544-1.553
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Hexagonal
Birefringence
0.0500.009
0
0.296
👆🏻
Clarity
Transparent
Opaque
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
Supports digestive health
-
Psychology
Self-Expression
Grounding
Healing
Emotional healing
Physical healing
Qualities Associated
Communication
Grounding